//===--- TextDiagnosticPrinter.cpp - Diagnostic Printer -------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This diagnostic client prints out their diagnostic messages.
//
//===----------------------------------------------------------------------===//

#include "flang/Frontend/TextDiagnosticPrinter.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/ADT/None.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringExtras.h"
#include <algorithm>

namespace flang {

// These declarations are not currently used and will provoke warnings
//static const enum llvm::raw_ostream::Colors noteColor =
//  llvm::raw_ostream::BLACK;
//static const enum llvm::raw_ostream::Colors fixitColor =
//  llvm::raw_ostream::GREEN;
//static const enum llvm::raw_ostream::Colors caretColor =
//  llvm::raw_ostream::GREEN;
//static const enum llvm::raw_ostream::Colors warningColor =
//  llvm::raw_ostream::MAGENTA;
//static const enum llvm::raw_ostream::Colors errorColor = llvm::raw_ostream::RED;
//static const enum llvm::raw_ostream::Colors fatalColor = llvm::raw_ostream::RED;
//// Used for changing only the bold attribute.
//static const enum llvm::raw_ostream::Colors savedColor =
//  llvm::raw_ostream::SAVEDCOLOR;

/// \brief Number of spaces to indent when word-wrapping.
const unsigned WordWrapIndentation = 6;

TextDiagnosticPrinter::~TextDiagnosticPrinter() {}

void TextDiagnosticPrinter::HandleDiagnostic(DiagnosticsEngine::Level Level,
                                             SourceLocation L,
                                             const llvm::Twine &Msg,
                                             llvm::ArrayRef<SourceRange> Ranges,
                                             llvm::ArrayRef<FixItHint> FixIts) {
  // Default implementation (Warnings/errors count).
  DiagnosticClient::HandleDiagnostic(Level, L, Msg);
  llvm::SourceMgr::DiagKind MsgTy;
  switch (Level) {
  case DiagnosticsEngine::Ignored: return;
  case DiagnosticsEngine::Note:    MsgTy = llvm::SourceMgr::DK_Note;    break;
  case DiagnosticsEngine::Warning: MsgTy = llvm::SourceMgr::DK_Warning; break;
  case DiagnosticsEngine::Error:   MsgTy = llvm::SourceMgr::DK_Error;   break;
  case DiagnosticsEngine::Fatal:   MsgTy = llvm::SourceMgr::DK_Error;   break;
  }

  SrcMgr.PrintMessage(L, MsgTy, Msg,
                      Ranges, FixIts, true);
}

} //namespace flang